Ruby | BigDecimal class power value

BigDecimal#power() : power() is a BigDecimal class method which returns the BigDecimal value raised to the power of n.

Syntax: BigDecimal.power()

Parameter: BigDecimal values to find the power the value

Return:
n – value raised to the power of n
prec – precision

Code #1 : Example for power() method

# Ruby code for power() method

# loading BigDecimal
require 'bigdecimal'

# declaring BigDecimal
a = 42.1**13

# declaring BigDecimal
b = -BigDecimal("10")


# b
puts "power value of b : #{b.power(3, 4)}\n\n"

Output :

power value of b : -0.1E4

Code #2 : Example for power() method

# Ruby code for power() method

# loading BigDecimal
require 'bigdecimal'

# declaring BigDecimal
b = BigDecimal("200")

# declaring BigDecimal
c = BigDecimal('-3')

# POWER
puts "power value of b : #{b.power(4)}\n\n"

# c
puts "power value of c : #{c.power(2)}\n\n"

Output :

power value of b : 0.16E10

power value of c : 0.9E1

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